septum

Definition

A wall separating two cavities; a partition.

Etymology

Borrowed from Latin sēptum (“enclosure, wall, fence”).

Example Sentences

• "Deviated septum, a shift from the midline that commonly occurs in normal growth, is present in most adults."
• "Sally got a dagger hung from her septum O'Malley cut his ears off, but wishes that he kept 'em"
• "Look, I got a new septum!"